• Recent
    • Docs
    • Github
    • 百度网盘
    • Onedrive
    • Official
    • Shop
    • Register
    • Login

    CoolPi 4B支持USB网卡吗?

    Scheduled Pinned Locked Moved Pi 4B
    36 Posts 5 Posters 1.4k Views
    Loading More Posts
    • Oldest to Newest
    • Newest to Oldest
    • Most Votes
    Reply
    • Reply as topic
    Log in to reply
    This topic has been deleted. Only users with topic management privileges can see it.
    • J
      jugg @george
      last edited by

      @george
      8822BU也可以 只是这个型号的还没试

      G 1 Reply Last reply Reply Quote 0
      • G
        george @jugg
        last edited by

        @jugg 尽快反馈RTL8822BU的测试结果给你。

        J 2 Replies Last reply Reply Quote 0
        • J
          jugg @george
          last edited by

          @george
          好的
          如果可以 我再买几个BU的试试

          1 Reply Last reply Reply Quote 0
          • J
            JohnConnor @george
            last edited by

            @george https://item.taobao.com/item.htm?spm=a230r.1.14.21.46b841e6h9xO0X&id=708713145029&ns=1&abbucket=12#detail这款支持吗

            J 1 Reply Last reply Reply Quote 0
            • J
              jack_admin @JohnConnor
              last edited by

              @JohnConnor 没有标识型号。说免驱,一般都可以找到驱动支持

              1 Reply Last reply Reply Quote 0
              • J
                jugg @george
                last edited by

                @george
                4B板子的usb供电是多少的?
                外置usb wifi 需要1.2A的供电是不是会导致各自问题?
                比如系统崩溃、摄像头图像读不出来?

                G 1 Reply Last reply Reply Quote 0
                • G
                  george @jugg
                  last edited by

                  @jugg 两个USB3.0接口各自1A的负载开关,两个USB2.0接口共用一个1A的负载开关。

                  J 1 Reply Last reply Reply Quote 0
                  • J
                    jugg @george
                    last edited by

                    @george
                    我用板子上的3.0接usb wifi
                    4b099c42-1509-43d9-a884-6422e896c6bb-image.png

                    这个周期性的超时 是不是因为供电不足

                    G 1 Reply Last reply Reply Quote 0
                    • G
                      george @jugg
                      last edited by

                      @jugg 不会!这个应该是固件或者驱动的原因导致。

                      J 1 Reply Last reply Reply Quote 0
                      • J
                        jugg @george
                        last edited by

                        @george
                        那哪个usb wifi推荐使用
                        我试了8812CU 8822BU 8832 8852 都有各种问题

                        J 1 Reply Last reply Reply Quote 0
                        • J
                          jugg @jugg
                          last edited by

                          @jugg said in CoolPi 4B支持USB网卡吗?:

                          @george
                          那哪个usb wifi推荐使用
                          我试了8812CU 8822BU 8832 8852 都有各种问题

                          就板载aic 用iperf3测试了 比较稳定 网速40M左右
                          其它的各自超时

                          G 1 Reply Last reply Reply Quote 0
                          • G
                            george @jugg
                            last edited by

                            @jugg USB的WIFI最新会适配一些型号!有结果了会在社区发布。

                            J 1 Reply Last reply Reply Quote 0
                            • J
                              jugg @george
                              last edited by

                              @george 👍

                              G 1 Reply Last reply Reply Quote 0
                              • G
                                george @jugg
                                last edited by

                                @jugg 今天适配了两款USB网卡,目前测试情况良好,没有出现概率断线的问题:

                                RTL8188ETV
                                RTL8822BU

                                95675664-1d2b-43b3-aa9d-c4b39c0aacfc-image.png
                                2d83db42-c5c3-4d91-b7bd-56e97a331f8c-image.png

                                J 1 Reply Last reply Reply Quote 0
                                • J
                                  jugg @george
                                  last edited by

                                  @george
                                  4b的板 0306的系统 需要怎么做才能更新这个
                                  按照这个
                                  https://cool-pi.com/topic/131/coolpi-4b-linux-kernel开发在线更新说明
                                  更新驱动包就行了是不是?

                                  J 1 Reply Last reply Reply Quote 0
                                  • J
                                    jugg @jugg
                                    last edited by

                                    @jugg
                                    重新拉内核的代码 然后编译 更新内核、更新驱动包是吧

                                    大法师大 1 Reply Last reply Reply Quote 0
                                    • 大法师大
                                      大法师 @jugg
                                      last edited by

                                      @jugg
                                      是的。可以在x86环境编译,也可以在cool pi 4b本机编译替换。

                                      jack@cool-pi.com

                                      J 1 Reply Last reply Reply Quote 0
                                      • J
                                        jugg @大法师
                                        last edited by

                                        @大法师
                                        我按照说明更新内核
                                        重启之后 怎么就这么点了
                                        424828a5-1e4d-4406-b38d-33d326b7c70c-image.png

                                        大法师大 1 Reply Last reply Reply Quote 0
                                        • 大法师大
                                          大法师 @jugg
                                          last edited by

                                          @jugg 驱动模块按需加载,没有问题

                                          jack@cool-pi.com

                                          J 3 Replies Last reply Reply Quote 0
                                          • J
                                            jugg @大法师
                                            last edited by

                                            @大法师
                                            编译内核的时候 还有选模块?

                                            1 Reply Last reply Reply Quote 0
                                            • 1
                                            • 2
                                            • 2 / 2
                                            • First post
                                              Last post